diff options
| author | Robert Morell <[email protected]> | 2011-03-09 16:28:57 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <[email protected]> | 2011-03-11 14:22:12 -0800 |
| commit | fbf9865c6d96f4a131092d2018056e86113e5cea (patch) | |
| tree | ee9c5f63d8709bf50817a730360464031761fa27 /tools/perf/scripts/python/syscall-counts-by-pid.py | |
| parent | 79ad3b5add4a683af02d1b51ccb699d1b01f1fbf (diff) | |
USB: ehci: tegra: Align DMA transfers to 32 bytes
The Tegra2 USB controller doesn't properly deal with misaligned DMA
buffers, causing corruption. This is especially prevalent with USB
network adapters, where skbuff alignment is often in the middle of a
4-byte dword.
To avoid this, allocate a temporary buffer for the DMA if the provided
buffer isn't sufficiently aligned.
Signed-off-by: Robert Morell <[email protected]>
Signed-off-by: Benoit Goby <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/syscall-counts-by-pid.py')
0 files changed, 0 insertions, 0 deletions